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Finding the Fourth Proportional to 88,593.76, 122,269.76 and 50,359.06

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Solution

The fourth proportional to 88,593.76, 122,269.76 and 50,359.06 is: 69,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,593.76 : 122,269.76 = 50,359.06 : x
  2. Step 2: Convert to fraction form
    88,593.76/122,269.76 = 50,359.06/x
  3. Step 3: Cross multiply
    88,593.76x = 122,269.76 × 50,359.06
  4. Step 4: Simplify right side
    88,593.76x = 6,157,390,180.03
  5. Step 5: Solve for x
    x = 6,157,390,180.03/88,593.76
  6. Step 6: Final answer
    x = 69,501.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.